<template>
  <view>
    <!-- 使用自定义的搜索组件 -->
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    <!-- 轮播图 -->
    <swiper indicator-dots autoplay circular :interval="3000" :duration="1000">
      <swiper-item v-for="(item,i) in switchList" :key="i">
        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id='+item.goods_id">
          <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>
    <!-- 导航栏 -->
    <view class="nav-list">
      <view class="nav-item" v-for="(item,i) in navList" :key="i" @click="navClickHandler(item)">
        <image :src="item.image_src"></image>
      </view>
    </view>
    <!-- 楼层数据 -->
    <view class="floor-list">
      <view class="floor-item" v-for="(item,i) in floorList" :key="i">
        <!-- 标题 -->
        <view>
          <image :src="item.floor_title.image_src" class="floor-title"></image>
        </view>
        <!-- 图片区域 -->
        <view class="floor-img-box">
          <!-- 左侧图片 -->
          <navigator class="left-img-box" :url="item.product_list[0].url">
            <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width+'rpx'}"
              mode="widthFix"></image>
          </navigator>

          <!-- 右侧图片 -->
          <view class="right-img-box">
            <navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" v-show="i2!==0"
              :url="item2.url">
              <image :src="item2.image_src" :style="{width:item2.image_width+'rpx'}" mode="widthFix">
              </image>
            </navigator>
          </view>
        </view>

      </view>
    </view>
  </view>
</template>

<script>
  export default {
    data() {
      return {
        switchList: [],
        navList: [],
        // 楼层数据
        floorList: []
      };
    },
    methods: {
      async getSwitchList() {
        const {
          data: res
        } = await uni.$http.get("/api/public/v1/home/swiperdata")
        if (res.meta.status !== 200) return uni.$showMsg()
        this.switchList = res.message
      },
      async getNavList() {
        const {
          data: res
        } = await uni.$http.get("/api/public/v1/home/catitems")
        if (res.meta.status !== 200) return uni.$showMsg()
        this.navList = res.message
      },
      async getFloorList() {
        const {
          data: res
        } = await uni.$http.get("/api/public/v1/home/floordata")
        if (res.meta.status !== 200) return uni.$showMsg()
        // 通过双层 forEach 循环，处理 URL 地址
        res.message.forEach(floor => {
          floor.product_list.forEach(prod => {
            prod.url = '/subpkg/goods_list/goods_list?' +
              prod.navigator_url.split('?')[1]
          })
        })
        this.floorList = res.message
        console.log(this.floorList[0].product_list)
      },
      // nav-item 项被点击时候的事件处理函数
      navClickHandler(item) {
        // 判断点击的是哪个 nav
        if (item.name === '分类') {
          uni.switchTab({
            url: '/pages/cate/cate'
          })
        }
      },
      gotoSearch() {
        uni.navigateTo({
          url: '/subpkg/search/search'
        })
      }

    },
    onLoad() {
      this.getSwitchList()
      this.getNavList()
      this.getFloorList()
    }
  }
</script>

<style lang="scss">
  swiper {
    height: 330rpx;
    .swiper-item,
    image {
      width: 100%;
      height: 100%;
    }
  }
  .nav-list {
    display: flex;
    flex: 4;
    justify-content: space-around;
    margin: 15px 0;

    .nav-item {
      image {
        width: 128rpx;
        height: 140rpx;
      }
    }
  }

  .floor-title {
    height: 100%;
    height: 60rpx;
    // display: flex;
  }

  .floor-img-box {
    display: flex;
    padding-left: 10rpx;

    .right-img-box {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-around;
    }
  }
  .search-box {
    position: sticky;
    top: 0;
    z-index: 999;
  }
</style>